// 获取设备码
// export function getUUID() {
//     let s = [];
//     let hexDigits = "0123456789abcdef";
//     for (let i = 0; i < 36; i++) {
//         s[i] = hexDigits.substring(Math.floor(Math.random() * 0x10), 1);
//     }
//     s[14] = "4"; // bits 12-15 of the time_hi_and_version field to 0010
//     s[19] = hexDigits.substring((s[19] & 0x3) | 0x8, 1); // bits 6-7 of the clock_seq_hi_and_reserved to 01
//     s[8] = s[13] = s[18] = s[23] = "";
//     return s.join("")
// }


export function getUUID() {
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
        let r = Math.random() * 16 | 0,
            v = c === 'x' ? r : (r & 0x3 | 0x8);
        return v.toString(16).replace('-','');
    });
}
